Monthly Archives: February 2010

R/Finance 2010: Registration Open

February 5, 2010
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R/Finance 2010: Registration Open

As posted by Dirk Eddelbuettel on R-SIG-Finance: R / Finance 2010: Applied Finance with R April 16 & 17, Chicago, IL, US The second annual R / Finance conference for applied finance using R, the premier free software system for statistical comput...

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Because it’s Friday: Evolution in song

February 5, 2010
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With thanks to my favourite science blog Bad Astronomy, the late great Carl Sagan sings again, this time on the topic of evolution. He's joined by autotuned Richard David Attenborough and Jane Goodall. Great stuff. Bad Astronomy: The Unbroken Thread

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RCimate Script: RSS Global Temperature Anomaly Trends

February 5, 2010
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RCimate Script: RSS Global Temperature Anomaly Trends

This RClimate Script lets users retrieve and plot the latest data file on monthly global RSS temperature anomaly data based for the lower troposphere.   The trend chart shows monthly and annual anomalies since 1979. RSS Temperature Anomalies – Lower troposphere I’ve discussed RSS temperature anomalies in this earlier post. Here’s Remote Sensing Systems (RSS)  global

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Practical Implementation of Neural Network based time series (stock) prediction -PART 4

February 4, 2010
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Practical Implementation of Neural Network based time series (stock) prediction  -PART 4

Consider this an introduction to how we need to pre-process the data.I mentioned earlier that a financial time series is typically a unit root or non-stationary signal, what this means is that if you sample statistical properties over time, they will o...

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Eight R Video Tutorials on VCASMO

February 4, 2010
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Download "Getting Started with the Social Media Analytics Research Toolkit" (pdf, 1.25 megabytes) Download the Social Media Analytics Research Toolkit Thanks to Drew Conway (@drewconway), a PhD student at New York University, there are now eight excell...

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RProtoBuf: protocol buffers for R

February 4, 2010
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We (Dirk and I) released the initial version of our package RProtoBuf to CRAN this week. This packages brings google's protocol buffers to R I invite you to check out the main page for protobuf to find the language definition for protocol buffers ...

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Mapping the Massachusetts election upset with R, ctd

February 4, 2010
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Mapping the Massachusetts election upset with R, ctd

Last week we looked at an analysis done in R by the good folks at Offensive Politics, looking at the political climate surrounding the recent Senate election in Massachusetts. There were some very insightful comments (thanks, Revolutions readers!) about the design of the charts, especially in the choice of color schemes used (the originals didn't use a neutral white...

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RProtoBuf 0.1-0

February 3, 2010
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Romain uploaded our first release of RProtoBuf to CRAN yesterday. RProtoBuf provides bindings for GNU R to the Google Protobuf implementation. Google Protobuf is (and I quote) a way of encoding structured data in an efficient yet extensible format that...

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RProtoBuf 0.1-0

February 3, 2010
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Romain uploaded our first release of RProtoBuf to CRAN yesterday. RProtoBuf provides bindings for GNU R to the Google Protobuf implementation. Google Protobuf is (and I quote) a way of encoding structured data in an efficient yet extensible format th...

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Three Must-Have Books on Data Visualization

February 3, 2010
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Download "Getting Started with the Social Media Analytics Research Toolkit" (pdf, 1.25 megabytes) Download the Social Media Analytics Research Toolkit Disclosure As you probably know, I live in the Portland, Oregon area and have for many years. One of ...

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